The man authorities have identified as the gunman in a mass shooting at a Texas church was discharged from the Air Force for allegedly assaulting his spouse and child, according to an Air Force spokeswoman.

There may be a silver but risky lining for Kurdish nationalists in their devastating loss of Kirkuk and other cities on the periphery of their semi-autonomous region as they lick their wounds and vent anger over deep-seated internal divisions that facilitated the Iranian-backed Iraqi blitzkrieg.

President Donald Trump is expected to announce soon that he will decertify the landmark international deal to curb Iran’s nuclear program, a senior administration official says, in a step that potentially could cause the 2015 accord to unravel.

Some 10 million people in the United States sees politically divisive ads on Facebook that the company says have been purchased in Russia in the months before and after last year’s US presidential election, Facebook says on Monday.

US President Donald Trump places blame squarely on Puerto Ricans for the slow recovery from Hurricane Maria after critics and the mayor of San Juan complained his administration’s response to the US territory’s plight was insufficient.

Twitter (TWTR.N) says it has suspended about 200 Russian-linked accounts as it probes online efforts to meddle with the 2016 US election, but an influential Democratic senator slammed its steps as insufficient.

The United States is worried about the "tragedies" in Myanmar affecting Rohingya Muslims and US authorities are pressing government leader Aung San Suu Kyi and Myanmar's military leaders to stop the crackdown, US Ambassador to the United Nations Nikki Haley has said.

The United States has attended a meeting of ministers from more than 30 of the nations that signed the Paris climate-change agreement, though the White House issued a statement saying it will stick with plans to pull out of the deal.

The US State Department has officially informed the United Nations it will withdraw from the Paris Climate Agreement in a document issued on Friday, but left the door open to re-engaging if the terms improved for the United States.

A Russian-owned group of companies agrees to pay nearly $6 million to settle US civil allegations that the firms laundered proceeds of a $230 million tax fraud, ending a politically charged case days before it was set to go to trial.

A senior North Korean diplomat who handles relations with the United States says Pyongyang would have dialogue with the US administration if conditions were right, South Korea's Yonhap news agency reports.

US Commerce Secretary Wilbur Ross says that threats of retaliatory trade actions from Canadian officials "are inappropriate" and will not influence final US import duty determinations on Canadian softwood lumber.

China says tension over North Korea had to be stopped from reaching an "irreversible and unmanageable stage" as a US aircraft carrier group steamed towards the region amid fears the North may conduct a sixth nuclear weapons test.

The United States dropps a massive GBU-43 bomb, the largest non-nuclear bomb it has ever used in combat, in eastern Afghanistan today against a series of caves used by Islamic State militants, the military say.

The United Nations is holding an emergency meeting as the world expresses horror at the suspected chemical weapons attack in northern Syria that killed dozens of people and left others gasping for breath and convulsing in the streets and overcrowded hospitals.

A US drone air strike in Afghanistan has killed a Pakistani militant accused of involvement in a deadly attack on a bus carrying Sri Lanka's cricket team in 2009, Pakistani security sources and Islamist militants said.